2 #ifndef __MONO_METADATA_INTERNALS_H__
3 #define __MONO_METADATA_INTERNALS_H__
5 #include "mono/metadata/image.h"
6 #include "mono/metadata/blob.h"
7 #include "mono/metadata/mempool.h"
8 #include "mono/metadata/domain-internals.h"
9 #include "mono/utils/mono-hash.h"
10 #include "mono/utils/mono-compiler.h"
11 #include "mono/utils/monobitset.h"
13 struct _MonoAssembly {
15 * The number of appdomains which have this assembly loaded plus the number of
16 * assemblies referencing this assembly through an entry in their image->references
17 * arrays. The later is needed because entries in the image->references array
18 * might point to assemblies which are only loaded in some appdomains, and without
19 * the additional reference, they can be freed at any time.
20 * The ref_count is initially 0.
22 int ref_count; /* use atomic operations only */
24 MonoAssemblyName aname;
27 GSList *friend_assembly_names;
30 guint8 corlib_internal;
32 /* security manager flags (one bit is for lazy initialization) */
33 guint32 ecma:2; /* Has the ECMA key */
34 guint32 aptc:2; /* Has the [AllowPartiallyTrustedCallers] attributes */
35 guint32 fulltrust:2; /* Has FullTrust permission */
36 guint32 unmanaged:2; /* Has SecurityPermissionFlag.UnmanagedCode permission */
44 struct _MonoTableInfo {
50 * Tables contain up to 9 columns and the possible sizes of the
51 * fields in the documentation are 1, 2 and 4 bytes. So we
52 * can encode in 2 bits the size.
54 * A 32 bit value can encode the resulting size
56 * The top eight bits encode the number of columns in the table.
57 * we only need 4, but 8 is aligned no shift required.
59 guint32 size_bitfield;
62 #define REFERENCE_MISSING ((gpointer) -1)
66 * The number of assemblies which reference this MonoImage though their 'image'
67 * field plus the number of images which reference this MonoImage through their
68 * 'modules' field, plus the number of threads holding temporary references to
69 * this image between calls of mono_image_open () and mono_image_close ().
73 /* if file_descr is NULL the image was loaded from raw data */
76 guint8 raw_data_allocated;
78 /* Whenever this is a dynamically emitted module */
81 /* Whenever this is a reflection only image */
84 /* Whenever this image contains uncompressed metadata */
85 guint8 uncompressed_metadata;
88 const char *assembly_name;
89 const char *module_name;
91 gint16 md_version_major, md_version_minor;
98 guint8 idx_string_wide, idx_guid_wide, idx_blob_wide;
100 MonoStreamHeader heap_strings;
101 MonoStreamHeader heap_us;
102 MonoStreamHeader heap_blob;
103 MonoStreamHeader heap_guid;
104 MonoStreamHeader heap_tables;
106 const char *tables_base;
109 MonoTableInfo tables [MONO_TABLE_NUM];
112 * references is initialized only by using the mono_assembly_open
113 * function, and not by using the lowlevel mono_image_open.
115 * It is NULL terminated.
117 MonoAssembly **references;
120 guint32 module_count;
125 * The Assembly this image was loaded from.
127 MonoAssembly *assembly;
130 * Indexed by method tokens and typedef tokens.
132 GHashTable *method_cache;
133 GHashTable *class_cache;
135 * Indexed by fielddef and memberref tokens
137 GHashTable *field_cache;
139 /* indexed by typespec tokens. */
140 GHashTable *typespec_cache;
141 /* indexed by token */
142 GHashTable *memberref_signatures;
143 GHashTable *helper_signatures;
145 /* Indexed by blob heap indexes */
146 GHashTable *method_signatures;
149 * Indexes namespaces to hash tables that map class name to typedef token.
151 GHashTable *name_cache;
154 * Indexed by MonoClass
156 GHashTable *array_cache;
157 GHashTable *ptr_cache;
160 * indexed by MonoMethodSignature
162 GHashTable *delegate_begin_invoke_cache;
163 GHashTable *delegate_end_invoke_cache;
164 GHashTable *delegate_invoke_cache;
167 * indexed by MonoMethod pointers
169 GHashTable *runtime_invoke_cache;
170 GHashTable *managed_wrapper_cache;
171 GHashTable *native_wrapper_cache;
172 GHashTable *remoting_invoke_cache;
173 GHashTable *synchronized_cache;
174 GHashTable *unbox_wrapper_cache;
175 GHashTable *cominterop_invoke_cache;
176 GHashTable *cominterop_wrapper_cache;
179 * indexed by MonoClass pointers
181 GHashTable *ldfld_wrapper_cache;
182 GHashTable *ldflda_wrapper_cache;
183 GHashTable *ldfld_remote_wrapper_cache;
184 GHashTable *stfld_wrapper_cache;
185 GHashTable *stfld_remote_wrapper_cache;
186 GHashTable *isinst_cache;
187 GHashTable *castclass_cache;
188 GHashTable *proxy_isinst_cache;
190 void *reflection_info;
193 * user_info is a public field and is not touched by the
198 /* dll map entries */
201 /* interfaces IDs from this image */
202 MonoBitSet *interface_bitset;
215 guint32 alloc_size; /* malloced bytes */
217 guint32 offset; /* from start of metadata */
223 guint8 row_size; /* calculated later with column_sizes */
226 guint32 *values; /* rows * columns */
229 struct _MonoDynamicAssembly {
230 MonoAssembly assembly;
232 guint32 strong_name_size;
237 struct _MonoDynamicImage {
241 guint32 metadata_rva;
243 guint32 cli_header_offset;
247 guint32 imp_names_offset;
253 } sections [MONO_SECTION_MAX];
254 GHashTable *typespec;
256 GHashTable *handleref;
257 MonoGHashTable *tokens;
258 GHashTable *blob_cache;
259 GList *array_methods;
260 GPtrArray *gen_params;
261 MonoGHashTable *token_fixups;
262 GHashTable *method_to_table_idx;
263 GHashTable *field_to_table_idx;
264 GHashTable *method_aux_hash;
267 gboolean initial_image;
268 guint32 pe_kind, machine;
270 guint32 strong_name_size;
272 guint32 win32_res_size;
273 MonoDynamicStream sheap;
274 MonoDynamicStream code; /* used to store method headers and bytecode */
275 MonoDynamicStream resources; /* managed embedded resources */
276 MonoDynamicStream us;
277 MonoDynamicStream blob;
278 MonoDynamicStream tstream;
279 MonoDynamicStream guid;
280 MonoDynamicTable tables [MONO_TABLE_NUM];
283 /* Contains information about assembly binding */
284 typedef struct _MonoAssemblyBindingInfo {
287 guchar public_key_token [MONO_PUBLIC_KEY_TOKEN_LENGTH];
290 AssemblyVersionSet old_version_bottom;
291 AssemblyVersionSet old_version_top;
292 AssemblyVersionSet new_version;
293 guint has_old_version_bottom : 1;
294 guint has_old_version_top : 1;
295 guint has_new_version : 1;
297 } MonoAssemblyBindingInfo;
299 struct _MonoMethodHeader {
301 const unsigned char *code;
303 unsigned int num_clauses : 15;
304 /* if num_locals != 0, then the following apply: */
305 unsigned int init_locals : 1;
307 MonoExceptionClause *clauses;
308 MonoType *locals [MONO_ZERO_LEN_ARRAY];
311 /* for use with allocated memory blocks (assumes alignment is to 8 bytes) */
312 guint mono_aligned_addr_hash (gconstpointer ptr) MONO_INTERNAL;
315 mono_metadata_cleanup (void);
317 const char * mono_meta_table_name (int table) MONO_INTERNAL;
318 void mono_metadata_compute_table_bases (MonoImage *meta) MONO_INTERNAL;
321 mono_metadata_interfaces_from_typedef_full (MonoImage *image,
323 MonoClass ***interfaces,
325 MonoGenericContext *context) MONO_INTERNAL;
328 mono_metadata_parse_array_full (MonoImage *image,
329 MonoGenericContainer *container,
331 const char **rptr) MONO_INTERNAL;
334 mono_metadata_parse_type_full (MonoImage *image,
335 MonoGenericContainer *container,
336 MonoParseTypeMode mode,
341 MonoMethodSignature *
342 mono_metadata_parse_signature_full (MonoImage *image,
343 MonoGenericContainer *generic_container,
344 guint32 token) MONO_INTERNAL;
346 MonoMethodSignature *
347 mono_metadata_parse_method_signature_full (MonoImage *image,
348 MonoGenericContainer *generic_container,
354 mono_metadata_parse_mh_full (MonoImage *image,
355 MonoGenericContainer *container,
358 int* mono_metadata_get_param_attrs (MonoImage *m, int def);
361 mono_metadata_generic_method_hash (MonoGenericMethod *gmethod) MONO_INTERNAL;
364 mono_metadata_generic_method_equal (MonoGenericMethod *g1,
365 MonoGenericMethod *g2) MONO_INTERNAL;
368 mono_metadata_parse_generic_inst (MonoImage *image,
369 MonoGenericContainer *container,
372 const char **rptr) MONO_INTERNAL;
375 mono_metadata_lookup_generic_inst (MonoGenericInst *ginst) MONO_INTERNAL;
378 mono_metadata_lookup_generic_class (MonoGenericClass *gclass) MONO_INTERNAL;
381 mono_metadata_inflate_generic_inst (MonoGenericInst *ginst,
382 MonoGenericContext *context) MONO_INTERNAL;
384 void mono_dynamic_stream_reset (MonoDynamicStream* stream) MONO_INTERNAL;
385 void mono_assembly_addref (MonoAssembly *assembly) MONO_INTERNAL;
387 void mono_config_parse_publisher_policy (const char *filename, MonoAssemblyBindingInfo *binding_info) MONO_INTERNAL;
390 mono_assembly_name_parse_full (const char *name,
391 MonoAssemblyName *aname,
392 gboolean save_public_key,
393 gboolean *is_version_defined) MONO_INTERNAL;
395 guint32 mono_metadata_get_generic_param_row (MonoImage *image, guint32 token, guint32 *owner);
397 void mono_unload_interface_ids (MonoBitSet *bitset) MONO_INTERNAL;
400 MonoType *mono_metadata_type_dup_mp (MonoImage *image, const MonoType *original) MONO_INTERNAL;
402 #endif /* __MONO_METADATA_INTERNALS_H__ */